MSR Hyperflow Microfilter Replacement Cartridge

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Item #: 331798950

The MSR Hyperflow Microfilter Replacement Cartridge keeps your MSR Hyperflow Microfilter working optimally. Replacing the cartridge can improve flow rates for easier use and is recommended after every 1000 liters.


  • Can filter up to 1000 Liters of water depending on conditions

Shipping Info:

  • Leaves the warehouse in 1-7 business days depending on order volume.
  • Items may be returned within 60 days of the order date to an Atmosphere retail store or an Atmosphere warehouse. Items must be returned unused/unworn and electronics unopened. See Online Return Policy and Return Instructions for more information.
  • Note: Shipping restrictions may apply based on location and product size.


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